P&LE Berkshire By Angela Cotey | December 19, 2022 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Pittsburgh & Lake Erie 2-8-4 No. 9401 leads a southbound freight through the station at Beaver, Pa., in June 1948. The seven P&LE Berkshires, delivered in May and June 1948, were Alco’s last steam locomotives. Richard J. Cook photo